Results 71 to 80 of about 840,709 (301)

From Single Atoms to Nanoparticles: Pathways Toward Efficient and Durable Pt/TiO2 Photocatalysts

open access: yesAdvanced Functional Materials, EarlyView.
Platinum single atoms on TiO2 nanosheets evolve into clusters and nanoparticles under ethanol photoreforming and thermal treatments. By controlling deposition and post‐treatments, particle size and location on specific facets are modulated. The study reveals how stability pathways determine efficiency, guiding the design of more durable photocatalysts.
Juan José Delgado   +6 more
wiley   +1 more source

The Role of Vegetation on the Ecosystem Radiative Entropy Budget and Trends Along Ecological Succession

open access: yesEntropy, 2014
Ecosystem entropy production is predicted to increase along ecological succession and approach a state of maximum entropy production, but few studies have bridged the gap between theory and data.
Paul C. Stoy   +4 more
doaj   +1 more source

3D climate modeling of close-in land planets: Circulation patterns, climate moist bistability and habitability [PDF]

open access: yes, 2013
The inner edge of the classical habitable zone is often defined by the critical flux needed to trigger the runaway greenhouse instability. This 1D notion of a critical flux, however, may not be so relevant for inhomogeneously irradiated planets, or when ...
A. Spiga   +6 more
core   +3 more sources

Scalable Polyelectrolyte Complex‐Based Sorbent With Hourly Sorption−Desorption Cycles for Multicyclic Atmospheric Water Harvesting in Arid Environments

open access: yesAdvanced Functional Materials, EarlyView.
A polyelectrolyte complex‐based sorbent is produced by scalable, environmentally benign aqueous phase inversion. Its porous, LiCl‐ and GO‐integrated architecture enables hourly adsorption−desorption cycles at low relative humidity (RH < 30%). A large‐scale prototype achieves multicyclic, solar‐driven atmospheric water harvesting of 1.37 L kg−1 day−1 ...
Seung‐Hwan Oh   +3 more
wiley   +1 more source

Design Optimization of a Small-Scale Polygeneration Energy System in Different Climate Zones in Iran

open access: yesEnergies, 2018
Design and performance of polygeneration energy systems are highly influenced by several variables, including the climate zone, which can affect the load profile as well as the availability of renewable energy sources. To investigate the effects, in this
Sara Ghaem Sigarchian   +2 more
doaj   +1 more source

An integrated approach for evaluating coastal vulnerability in a changing climate [PDF]

open access: yes, 2010
Coastal hazards such as flooding and erosion threaten many coastal communities and ecosystems. With documented increases in both storm frequency and intensity and projected acceleration of sea level rise, incorporating the impacts of climate change and
Allan, Jonathan   +2 more
core  

Planning with urban climate in different climatic zones

open access: yesGeographicalia, 2014
Resumen: Se discuten primero los principales cambios climáticos inducidospor los asentamientos, con el fin de establecer los principales objetivosde este trabajo: mostrar la importancia de la información climáticapara la planificación urbana y hacer hincapié en que las medidas adecuadas“para planificar y construir con el clima” varían de acuerdo conel ...
Alcoforado, Maria-Joao   +1 more
openaire   +3 more sources

Additive Manufacturing of NiTi Shape Memory Alloys for Elastocaloric Applications: A Review

open access: yesAdvanced Functional Materials, EarlyView.
Additive manufacturing enables complex NiTi architectures that overcome key limitations in elastocaloric refrigeration, including poor heat transfer and high mechanical work input. This review surveys recent advances in LPBF‐ and DED‐fabricated NiTi shape memory alloys for elastocaloric applications, highlighting process–structure–performance ...
Ignatius Andre Setiawan   +7 more
wiley   +1 more source

Changes in building climate zones over China based on high-resolution regional climate projections

open access: yesEnvironmental Research Letters, 2020
Based on the up-to-date observations and five sets of high-resolution climate projections under RCP4.5 over East Asia using a regional climate model, this study defines building climate zones over China and assesses their past and future changes ...
Ying Shi, Guiling Wang
doaj   +1 more source

Solvent‐Free Manufacturing of Multifunctional Gas Diffusion Electrode Architectures for Enhanced CO2 Conversion From Low‐Concentration Streams

open access: yesAdvanced Functional Materials, EarlyView.
A tandem gas diffusion electrode (GDE) leveraging hierarchically engineered microgranules enables efficient CO2 electroreduction under dilute CO2 conditions. A key innovation lies in the solvent‐free precision assembly of metal–organic‐frameworks, carbon nanotubes, and copper nanoparticles.
Kai‐Jen Wu   +7 more
wiley   +1 more source

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